SRK to replace BIG B

There was a interesting article on rediff today, it said SRK will replace BIG B on KBC. SRK may be a popular star but its difficult to replace BIG B that to in KBC where the comparision are inevitable and SRK will be screwed big time by media, thats my guess.
I dont see any need for him in doing all this

Can Shah Rukh recreate Amitabh's magic?
November 27, 2006
After doing a Don and admitting to wanting to do a Deewar remake, Shah Rukh Khan is now prepared to step into Amitabh Bachchan's shoes yet again with Kaun Banega Crorepati.
It's a tough ask -- notwithstanding the prize money, the game show was a lot about the Big B.But then no challenge seems too big for King Khan.
original Article